Finding the Fourth Proportional to 4,474,509.66, 6,174,532.60 and 2,638,547.06
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Solution
The fourth proportional to 4,474,509.66, 6,174,532.60 and 2,638,547.06 is: 3,641,023.50
Step by Step Solution
- Step 1: Write the proportion equation
4,474,509.66 : 6,174,532.60 = 2,638,547.06 : x - Step 2: Convert to fraction form
4,474,509.66/6,174,532.60 = 2,638,547.06/x - Step 3: Cross multiply
4,474,509.66x = 6,174,532.60 × 2,638,547.06 - Step 4: Simplify right side
4,474,509.66x = 16,291,794,801,135.13 - Step 5: Solve for x
x = 16,291,794,801,135.13/4,474,509.66 - Step 6: Final answer
x = 3,641,023.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.